./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label36.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 509859d6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label36.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 16796b54e5e5e595ebddd1a211fd081adf88fc5e .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem14_label36.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 16796b54e5e5e595ebddd1a211fd081adf88fc5e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-509859d [2019-11-27 15:57:29,556 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:29,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:29,591 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:29,592 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:29,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:29,607 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:29,622 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:29,629 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:29,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:29,635 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:29,642 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:29,643 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:29,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:29,651 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:29,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:29,659 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:29,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:29,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:29,675 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:29,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:29,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:29,693 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:29,697 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:29,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:29,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:29,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:29,710 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:29,711 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:29,714 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:29,716 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:29,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:29,718 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:29,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:29,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:29,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:29,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:29,728 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:29,728 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:29,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:29,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:29,738 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 15:57:29,775 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:29,776 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:29,780 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:29,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:29,782 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:29,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:29,784 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:29,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 15:57:29,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:29,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:29,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:29,789 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:29,789 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:29,790 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:29,790 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:29,792 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:29,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:29,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:29,793 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:29,793 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:29,795 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:29,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:29,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:29,796 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:29,796 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:29,798 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 15:57:29,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 15:57:29,798 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:29,799 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16796b54e5e5e595ebddd1a211fd081adf88fc5e [2019-11-27 15:57:30,381 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:30,410 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:30,416 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:30,419 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:30,424 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:30,425 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label36.c [2019-11-27 15:57:30,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ce672a0b/92a8992634544fcaa9fc51be61bfce6b/FLAG19916f113 [2019-11-27 15:57:31,860 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:31,861 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label36.c [2019-11-27 15:57:31,894 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ce672a0b/92a8992634544fcaa9fc51be61bfce6b/FLAG19916f113 [2019-11-27 15:57:31,937 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ce672a0b/92a8992634544fcaa9fc51be61bfce6b [2019-11-27 15:57:31,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:31,948 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:31,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:31,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:31,960 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:31,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:31" (1/1) ... [2019-11-27 15:57:31,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24e2c250 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:31, skipping insertion in model container [2019-11-27 15:57:31,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:31" (1/1) ... [2019-11-27 15:57:31,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:32,112 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:33,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:33,325 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:33,694 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:33,735 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:33,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33 WrapperNode [2019-11-27 15:57:33,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:33,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:33,740 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:33,740 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:33,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:33,811 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:33,966 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:33,971 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:33,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:33,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:33,996 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:33,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:34,007 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:34,010 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:34,076 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:34,122 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:34,148 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:33" (1/1) ... [2019-11-27 15:57:34,176 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:34,187 INFO L168 Benchmark]: Toolchain (without parser) took 2232.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 950.1 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:34,190 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:34,192 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1786.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.2 MB in the end (delta: -5.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:34,195 INFO L168 Benchmark]: Boogie Procedure Inliner took 232.96 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 955.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:34,198 INFO L168 Benchmark]: Boogie Preprocessor took 206.16 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 950.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:34,210 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1786.53 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 967.2 MB in the end (delta: -5.6 MB). Peak memory consumption was 27.4 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 232.96 ms. Allocated memory is still 1.0 GB. Free memory was 967.2 MB in the beginning and 955.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 206.16 ms. Allocated memory is still 1.0 GB. Free memory was 955.8 MB in the beginning and 950.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-509859d [2019-11-27 15:57:38,196 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 15:57:38,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 15:57:38,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 15:57:38,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 15:57:38,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 15:57:38,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 15:57:38,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 15:57:38,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 15:57:38,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 15:57:38,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 15:57:38,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 15:57:38,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 15:57:38,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 15:57:38,286 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 15:57:38,287 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 15:57:38,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 15:57:38,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 15:57:38,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 15:57:38,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 15:57:38,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 15:57:38,320 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 15:57:38,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 15:57:38,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 15:57:38,332 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 15:57:38,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 15:57:38,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 15:57:38,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 15:57:38,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 15:57:38,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 15:57:38,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 15:57:38,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 15:57:38,344 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 15:57:38,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 15:57:38,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 15:57:38,352 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 15:57:38,353 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 15:57:38,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 15:57:38,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 15:57:38,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 15:57:38,362 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 15:57:38,363 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 15:57:38,421 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 15:57:38,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 15:57:38,423 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 15:57:38,426 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 15:57:38,426 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 15:57:38,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 15:57:38,429 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 15:57:38,429 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 15:57:38,430 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 15:57:38,431 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 15:57:38,431 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 15:57:38,431 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 15:57:38,434 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 15:57:38,434 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 15:57:38,436 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 15:57:38,436 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 15:57:38,436 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 15:57:38,437 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 15:57:38,437 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 15:57:38,439 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 15:57:38,439 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 15:57:38,439 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 15:57:38,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 15:57:38,440 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 15:57:38,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 15:57:38,443 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 15:57:38,443 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 15:57:38,444 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 15:57:38,444 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 15:57:38,444 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 15:57:38,446 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16796b54e5e5e595ebddd1a211fd081adf88fc5e [2019-11-27 15:57:38,980 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 15:57:39,019 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 15:57:39,028 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 15:57:39,030 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 15:57:39,033 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 15:57:39,035 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label36.c [2019-11-27 15:57:39,193 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6da0e690/b6b2a5d53efd4d90a4797e6e35f60a74/FLAG0fd12c18e [2019-11-27 15:57:40,464 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 15:57:40,474 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label36.c [2019-11-27 15:57:40,505 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6da0e690/b6b2a5d53efd4d90a4797e6e35f60a74/FLAG0fd12c18e [2019-11-27 15:57:40,546 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6da0e690/b6b2a5d53efd4d90a4797e6e35f60a74 [2019-11-27 15:57:40,556 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 15:57:40,560 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 15:57:40,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:40,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 15:57:40,575 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 15:57:40,576 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:40" (1/1) ... [2019-11-27 15:57:40,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198c21d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:40, skipping insertion in model container [2019-11-27 15:57:40,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 03:57:40" (1/1) ... [2019-11-27 15:57:40,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 15:57:40,720 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 15:57:42,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:42,107 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 15:57:42,643 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 15:57:42,682 INFO L208 MainTranslator]: Completed translation [2019-11-27 15:57:42,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:42 WrapperNode [2019-11-27 15:57:42,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 15:57:42,686 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:42,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 15:57:42,690 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 15:57:42,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:42" (1/1) ... [2019-11-27 15:57:42,760 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:42" (1/1) ... [2019-11-27 15:57:42,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 15:57:42,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 15:57:42,914 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 15:57:42,914 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 15:57:42,936 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:42" (1/1) ... [2019-11-27 15:57:42,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:42" (1/1) ... [2019-11-27 15:57:42,952 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:42" (1/1) ... [2019-11-27 15:57:42,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:42" (1/1) ... [2019-11-27 15:57:43,018 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:42" (1/1) ... [2019-11-27 15:57:43,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:42" (1/1) ... [2019-11-27 15:57:43,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 03:57:42" (1/1) ... [2019-11-27 15:57:43,107 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 15:57:43,118 INFO L168 Benchmark]: Toolchain (without parser) took 2552.85 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 943.6 MB in the end (delta: 16.6 MB). Peak memory consumption was 16.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:43,121 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 15:57:43,124 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2119.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:43,128 INFO L168 Benchmark]: Boogie Procedure Inliner took 227.22 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:43,131 INFO L168 Benchmark]: Boogie Preprocessor took 194.38 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 15:57:43,140 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2119.36 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 955.1 MB in the end (delta: 5.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 227.22 ms. Allocated memory is still 1.0 GB. Free memory was 955.1 MB in the beginning and 949.3 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 194.38 ms. Allocated memory is still 1.0 GB. Free memory was 949.3 MB in the beginning and 943.6 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...